1) Note the Playsettings:
-- have VR Supported checked
-- Split Stereo is the preferred SDK
-- Oculus is the Secondary SDK
2) Enter Playmode
3) Bring the Scene window into focus
4) Click on the Main Camera Object
5) Observe that the Camera preview does not show anything

Expected:
- The Camera Preview shows what is shown in the game view.

Other notes:
-- Disable VR mode to see the expected results
-- Set Oculus or OpenVR to the preferred SDK and enter player. Observe that the Camera Preview does NOT show anything by following the steps above.